Winning the start-up game requires a spark of creativity, skill with computers, long hours and dedication. It's hard to be a student and a mogul at the same time.
But for some, the sacrifices are more than outweighed by the chance to make a living doing what they love most.
Besides, they can even play at being students after hours. As Lloyd says, "I live next to the Quad, and I can still pretend to be a Harvard student."